Coproergostane
[化] 假麦角甾烷
🗣️ 情景例句
Thanks, Grandpa.
谢谢你 ，爷爷。
I'm afraid that won't be possible,much as we'd like to.
尽管我们很想这样做，但恐怕不行了。
Yes, please. That would be kind of you.
是啊。你真好！